Exposure
- ID
- GRAVI.2022-09-15T09:28:58.771_2
- Header ID
- GRAVI.2022-09-15T09:28:58.771
- Date updated
- 2022-09-15 09:45:29 UTC+0000
- Release date
- 2023-09-15 09:45:29 UTC+0000
- UTC Start
- 2022-09-15 09:28:58.771
- UTC End
- 2022-09-15 09:35:38.771
- MJD Start
- 59837.39512466
- MJD End
- 59837.3997542896
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0023745
- Ambient temperature (°C)
- 11.79
- Seeing (arcsec)
- 0.945
Observation
- ID
- 52379
- Category
- science
- Program ID
- 1104.C-0651(F)
- Program Title
- AN INTERFEROMETRIC SURVEY OF THE DYNAMICS AND CHEMICAL COMPOSITION OF DIRECTLY IMAGED EXOPLANETS
- Program Type
- DDT
- PI / COI
- LACOUR/ NOWAK/ WANG/ MOLLI`ERE/ CHOQUET/ PUEYO/ GREENBAUM/ WARD-DUONG/ BONNEFOY/ RAMEAU/ CHARNAY/ BOCCALETTI/ PETRUS/ BERGER/ LE BOUQUIN/ MONNIER/ GARDNER/ BENISTY/ GIRARD/ PALADINI/ MULLER/ KEPPLER/ LAGRANGE/ MOUILLET/ PERRIN/ KERVELLA/ ...
Target
- ID
- 33031
- Name
- 51Eri
- RA
- 69.40055
- DEC
- -2.47354944444444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.6410 | 52.9200 | 26.5000 | 27.2000 |
| U1-U3 | 95.9060 | 96.4970 | 33.2000 | 33.8000 |
| U1-U4 | 126.4200 | 127.2120 | 61.7570 | 62.0220 |
| U2-U3 | 44.0600 | 44.3600 | 41.3000 | 41.8000 |
| U2-U4 | 88.8100 | 89.0860 | 81.7770 | 81.8760 |
| U3-U4 | 62.2870 | 62.1230 | 109.1400 | 109.2660 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 1104.C-0651(F) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59837.39512466 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51Eri |
| HIERARCH ESO INS SOBJ NAME | 51Erib_Sep22 |
| RA | 69.402771 |
| DEC | -2.47353 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 52.641 |
| HIERARCH ESO ISS PBL12 END | 52.92 |
| HIERARCH ESO ISS PBLA12 START | 26.5 |
| HIERARCH ESO ISS PBLA12 END | 27.2 |
| HIERARCH ESO ISS PBL13 START | 95.906 |
| HIERARCH ESO ISS PBL13 END | 96.497 |
| HIERARCH ESO ISS PBLA13 START | 33.2 |
| HIERARCH ESO ISS PBLA13 END | 33.8 |
| HIERARCH ESO ISS PBL14 START | 126.42 |
| HIERARCH ESO ISS PBL14 END | 127.212 |
| HIERARCH ESO ISS PBLA14 START | 61.757 |
| HIERARCH ESO ISS PBLA14 END | 62.022 |
| HIERARCH ESO ISS PBL23 START | 44.06 |
| HIERARCH ESO ISS PBL23 END | 44.36 |
| HIERARCH ESO ISS PBLA23 START | 41.3 |
| HIERARCH ESO ISS PBLA23 END | 41.8 |
| HIERARCH ESO ISS PBL24 START | 88.81 |
| HIERARCH ESO ISS PBL24 END | 89.086 |
| HIERARCH ESO ISS PBLA24 START | 81.777 |
| HIERARCH ESO ISS PBLA24 END | 81.876 |
| HIERARCH ESO ISS PBL34 START | 62.287 |
| HIERARCH ESO ISS PBL34 END | 62.123 |
| HIERARCH ESO ISS PBLA34 START | 109.14 |
| HIERARCH ESO ISS PBLA34 END | 109.266 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002498 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002251 |
| HIERARCH ESO ISS AMBI TEMP | 11.79 |
| HIERARCH ESO ISS AMBI FWHM START | 0.89 |
| HIERARCH ESO ISS AMBI FWHM END | 1.0 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |